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[194.187.74.233]) by smtp.googlemail.com with ESMTPSA id v23sm153071ljv.95.2021.08.11.20.59.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 11 Aug 2021 20:59:31 -0700 (PDT) Subject: Re: arm64 regression in kernel 5.12 related to the (n)VHE From: =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= To: Marc Zyngier , David Brazdil , Catalin Marinas , Will Deacon , linux-arm-kernel Cc: Mark Rutland , Ard Biesheuvel , Marco Elver , BCM Kernel Feedback , Florian Fainelli References: <53f3a2d2-22f8-edee-2507-d41a4090dad7@gmail.com> Message-ID: <56f4913b-25b0-7dfd-35bd-5c43ff4b65c3@gmail.com> Date: Thu, 12 Aug 2021 05:59:30 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.1 MIME-Version: 1.0 In-Reply-To: <53f3a2d2-22f8-edee-2507-d41a4090dad7@gmail.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210811_205934_421583_00D5B7C0 X-CRM114-Status: GOOD ( 23.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMTEuMDguMjAyMSAxNDoxNSwgUmFmYcWCIE1pxYJlY2tpIHdyb3RlOgo+IEFsbCBJIGNvdWxk IGRvIHRvIGhlbHAgZGVidWdnaW5nIHRoaXMgcmVncmVzc2lvbiB3YXMgYmlzZWN0aW5nLiBUaGUK PiBmaXJzdCBiYWQgY29tbWl0IChJIHZlcmlmaWVkIGl0IGFmdGVyIGJpc2VjdGluZyBwcm9jZXNz KSBpczoKPiAKPiBjb21taXQgMGM5M2RmOTYyMmQ0ZDkyMWJjZDBkYzgzZjcxZmVkOWU5OGY1MTE5 Zgo+IEF1dGhvcjogTWFyYyBaeW5naWVyIDxtYXpAa2VybmVsLm9yZz4KPiBEYXRlOsKgwqAgTW9u IEZlYiA4IDA5OjU3OjE0IDIwMjEgKzAwMDAKPiAKPiAgwqDCoMKgIGFybTY0OiBJbml0aWFsaXNl IGFzIG5WSEUgYmVmb3JlIHN3aXRjaGluZyB0byBWSEUKPiAKPiAgwqDCoMKgIEFzIHdlIGFyZSBh aW1pbmcgdG8gYmUgYWJsZSB0byBjb250cm9sIHdoZXRoZXIgd2UgZW5hYmxlIFZIRSBvcgo+ICDC oMKgwqAgbm90LCBsZXQncyBhbHdheXMgZHJvcCBkb3duIHRvIEVMMSBmaXJzdCwgYW5kIG9ubHkg dGhlbiB1cGdyYWRlCj4gIMKgwqDCoCB0byBWSEUgaWYgYXQgYWxsIHBvc3NpYmxlLgo+IAo+ICDC oMKgwqAgVGhpcyBtZWFucyB0aGF0IGlmIHRoZSBrZXJuZWwgaXMgYm9vdGVkIGF0IEVMMiwgd2Ug YWx3YXlzIHN0YXJ0Cj4gIMKgwqDCoCB3aXRoIGEgblZIRSBpbml0LCBkcm9wIHRvIEVMMSB0byBp bml0aWFsaXNlIHRoZSB0aGUga2VybmVsLCBhbmQKPiAgwqDCoMKgIG9ubHkgdGhlbiB1cGdyYWRl IHRoZSBrZXJuZWwgRUwgdG8gRUwyIGlmIHBvc3NpYmxlICh0aGUgcHJvY2Vzcwo+ICDCoMKgwqAg aXMgb2J2aW91c2x5IHNob3J0ZW5lZCBmb3Igc2Vjb25kYXJ5IENQVXMpLgo+IAo+ICDCoMKgwqAg VGhlIHJlc3VtZSBwYXRoIGlzIGhhbmRsZWQgc2ltaWxhcmx5IHRvIGEgc2Vjb25kYXJ5IENQVSBi b290Lgo+IAo+ICDCoMKgwqAgU2lnbmVkLW9mZi1ieTogTWFyYyBaeW5naWVyIDxtYXpAa2VybmVs Lm9yZz4KPiAgwqDCoMKgIEFja2VkLWJ5OiBEYXZpZCBCcmF6ZGlsIDxkYnJhemRpbEBnb29nbGUu Y29tPgo+ICDCoMKgwqAgQWNrZWQtYnk6IENhdGFsaW4gTWFyaW5hcyA8Y2F0YWxpbi5tYXJpbmFz QGFybS5jb20+Cj4gIMKgwqDCoCBMaW5rOiBodHRwczovL2xvcmUua2VybmVsLm9yZy9yLzIwMjEw MjA4MDk1NzMyLjMyNjcyNjMtNi1tYXpAa2VybmVsLm9yZwo+ICDCoMKgwqAgW3dpbGw6IEF2b2lk IGNhbGxpbmcgc3dpdGNoX3RvX3ZoZSB0d2ljZSBvbiBrYXNsciBwYXRoXQo+ICDCoMKgwqAgU2ln bmVkLW9mZi1ieTogV2lsbCBEZWFjb24gPHdpbGxAa2VybmVsLm9yZz4KCkZXSVcgSSBjb25maXJt ZWQgaXQncyBhYm91dCB0aGUgYWJvdmUgY29tbWl0LgoKKioqCgpPbiB0b3Agb2YgNS4xMi4xOSBJ IGNhbiBkbzoKCmdpdCByZXZlcnQgXApkMDc3Y2IzY2I5MDQ3MGY4YmQ3ZGJlMzU3YTQ3NGUxMzU4 OTM5MGI5IFwKZTJkZjQ2NDE3M2YwYjU4NWFkYjk1OGEwOTUzNmVhZTJjZDFkYmVmZCBcCjBjOTNk Zjk2MjJkNGQ5MjFiY2QwZGM4M2Y3MWZlZDllOThmNTExOWYKCnRvIGdldCBhIGJvb3Rpbmcga2Vy bmVsICh0aGUgZmlyc3QgMiBjb21taXRzIG5lZWQgdG8gYmUgcmV2ZXJ0ZWQgdG8KYWxsb3cgYSBj bGVhbiByZXZlcnQgb2YgdGhlIDBjOTNkZjk2MjJkNCkuCgoqKioKCk9uIHRvcCBvZiA1LjEzLjkg SSBjYW4gZG86CgpnaXQgcmV2ZXJ0IFwKMmQ3MjZkMGRiNmFjNDc5ZDkxYmY3NDQ5MDQ1NWJhZGQz NGFmNmIxZCBcCmQwNzdjYjNjYjkwNDcwZjhiZDdkYmUzNTdhNDc0ZTEzNTg5MzkwYjkgXAplMmRm NDY0MTczZjBiNTg1YWRiOTU4YTA5NTM2ZWFlMmNkMWRiZWZkIFwKMGM5M2RmOTYyMmQ0ZDkyMWJj ZDBkYzgzZjcxZmVkOWU5OGY1MTE5ZgoKdG8gZ2V0IGEgYm9vdGluZyBrZXJuZWwgdG9vLgoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtl cm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0 dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5l bAo=